import pandas
import numpy as np



def pandasExcute():
    data = pandas.Series([1.5, 3, 4.5, 6])
    print(data)

    data = pandas.Series([1, 2, 3, 4], index=["a", "b", "c", "d"])
    print(data)

    data = pandas.Series([1, 2, 3, 4], index=["a", "b", "c", "d"], dtype="float")
    print(data)

    x = np.arange(5)
    data=pandas.Series(x)

if __name__ == '__main__':
    pandasExcute()